On Dec 11, 2019, at 13:22, Adrian van Bloois <adrian@xxxxxxxxx> wrote:
>
> Hello everyone,
> When I try to start firewalld in CentOS-8 it refuses with this in the
> /var/log/firewalld, any suggestions?
>
>
> 2019-12-11 19:11:25 WARNING: ipset not usable, disabling ipset usage in firewall.
> 2019-12-11 19:11:25 ERROR: No icmptypes found.
> 2019-12-11 19:11:25 ERROR: Failed to load nf_conntrack module: modprobe: ERROR: could not find module by name='nf_conntrack'
> modprobe: ERROR: could not insert 'nf_conntrack': Unknown symbol in module, or unknown parameter (see dmesg)
> modprobe: ERROR: Error running install command for nf_conntrack
> modprobe: ERROR: could not insert 'nf_conntrack': Operation not permitted
>
> 2019-12-11 19:11:25 ERROR: Raising SystemExit in run_server
Are you running CentOS 8 on a hosting provider that uses OpenVZ or similar container-like VPSs? What does “uname -r” report?
I ask because it looks like your system can’t load the kernel modules required to set up a firewall.
--
Jonathan Billings
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